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Big Dog Motorcycles
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Technical
Technical related discussions.
How-To
Member submitted articles on How-To work on your Big Dog.
Threads
972
Messages
12.1K
Sub-forums
Sub-forums
Handlebars
Primary
Clutch
Starter
Wheels
Engine
Frame & Chassis
Brakes
Charging System
Forks
Carburetor
Electrical
Threads
972
Messages
12.1K
Speedo issue
Saturday at 11:58 PM
Fat-tire Mayhem
EFI Topics
Electronic Fuel Injection issues
Threads
170
Messages
2.3K
Threads
170
Messages
2.3K
Rear cylinder switches off when hot.
May 25, 2026
SKOGDOG
Technical Bulletins and Recalls
Threads
122
Messages
1.3K
Threads
122
Messages
1.3K
2008 fuel pump
Jul 7, 2026
Jwooky
New Owner Necessities
What new owners need to keep their Dog's running strong!
Threads
28
Messages
568
Threads
28
Messages
568
2003 Mastiff service manual PDF
Jun 8, 2026
HMAN
Help Wanted
No, not a job offer, if you're having trouble, ask for help here!
Threads
3.1K
Messages
36.2K
Threads
3.1K
Messages
36.2K
Short battery cable
Monday at 10:27 PM
La Rana
Fluids!!
Threads
180
Messages
2.5K
Threads
180
Messages
2.5K
Primary problems.
Jun 8, 2026
PapaStein
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J
Australian Wiring issue big dog mastiff 2004
Jon welch
Aug 4, 2020
Replies
5
Views
947
Aug 8, 2020
pauly
P
Battery that works.
Paul.uk
Aug 5, 2020
Replies
2
Views
1K
Aug 5, 2020
Paul.uk
H
2003 BULLDOG DAKOTA SPEEDO???
Hardtimes
Jul 30, 2012
Replies
3
Views
1K
Aug 5, 2020
HMAN
C
2005 Big Dog EHC conversion to RIP Gen2 issues (aussie bike)
CHOPPERCONVERSIONS
May 28, 2017
Replies
16
Views
3K
Aug 4, 2020
Jon welch
J
C
Replaced Ignition Switch -> Humming Noise
cousinaz
Jul 25, 2020
Replies
7
Views
1K
Aug 4, 2020
cousinaz
C
Best Approach To First Start-Up In Many Months?
Dispatch
Feb 26, 2020
2
3
Replies
43
Views
6K
Jul 30, 2020
mjsk9
P
Bad Voodoo coils
pitbull pat
Jul 18, 2020
Replies
0
Views
541
Jul 18, 2020
pitbull pat
P
BigDogTech 01 and DSSC Tranny
vej
Jul 16, 2020
Replies
7
Views
1K
Jul 18, 2020
knothead
P
Yellow, Green, Red light on tachometer upon start up.
Postmaster
Jul 16, 2020
Replies
4
Views
1K
Jul 17, 2020
Mikeinjersey
Overflow drain leaking gas
Pddain
Jul 10, 2020
Replies
4
Views
1K
Jul 11, 2020
Mikeinjersey
K9 repairs continue - Fork Rebuild
Brent Herridge
Jul 1, 2020
Replies
10
Views
2K
Jul 11, 2020
Brent Herridge
M
2006 mastiff
Marty Kline
Jul 4, 2020
Replies
10
Views
2K
Jul 6, 2020
Marty Kline
M
H
Charging issue.
Hoodlum502
May 16, 2017
2
Replies
23
Views
6K
Jul 6, 2020
Hutchboy27
H
Speed Sensor Not Working Properly
A DevilDog
Jun 26, 2020
Replies
5
Views
1K
Jun 27, 2020
A DevilDog
T
This look ok?
Tubolove
Jun 26, 2020
Replies
8
Views
1K
Jun 26, 2020
Tubolove
T
2006 Mastiff - Battery Strap Removal (front to back strap setup)?
mofaster
Jun 22, 2020
Replies
2
Views
741
Jun 25, 2020
Apollonick
A
T
Riddle me this..
Tubolove
Jun 22, 2020
Replies
9
Views
2K
Jun 24, 2020
Tubolove
T
S
Pitbull won't start
Snipes4ever
Jun 21, 2020
Replies
11
Views
2K
Jun 24, 2020
knothead
Bike cuts off after it warms up
willywill4765
Oct 12, 2019
4
5
6
Replies
112
Views
11K
Jun 22, 2020
mptexas
M
T
Rotor size
Tubolove
Jun 22, 2020
Replies
1
Views
762
Jun 22, 2020
Mr. Wright
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